Cassidy's Interview Question - 10/5/20

goldenRatio.clj

;; Simple to implement I guess the real problem is of double/float precision
;; Will be updating once I learn more about those concepts within Clojure

(defn is-in-golden-ratio?
  "Returns true if the pair of numbers are in the golden ratio"
  [x y]
  (let [x-y-ratio (quot x y)
        greatest (max x y)
        sum-ratio (quot (+ x y) greatest)]
    (= x-y-ratio sum-ratio)))

(is-in-golden-ratio? 2 5)
;; => false

(is-in-golden-ratio? 1 0.618)
;; true

(is-in-golden-ratio? 61.77 38.22)
;; true